BR112015020404B1 - Determinador do coeficiente do filtro de equalização, aparelho,processador do coeficiente do filtro de equalização,sistema e métodos - Google Patents
Determinador do coeficiente do filtro de equalização, aparelho,processador do coeficiente do filtro de equalização,sistema e métodos Download PDFInfo
- Publication number
- BR112015020404B1 BR112015020404B1 BR112015020404-0A BR112015020404A BR112015020404B1 BR 112015020404 B1 BR112015020404 B1 BR 112015020404B1 BR 112015020404 A BR112015020404 A BR 112015020404A BR 112015020404 B1 BR112015020404 B1 BR 112015020404B1
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- Prior art keywords
- equalization filter
- coefficients
- equalization
- reference coefficients
- filter
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000004044 response Effects 0.000 claims description 77
- 230000005236 sound signal Effects 0.000 claims description 35
- 238000005562 fading Methods 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 14
- 230000003993 interaction Effects 0.000 claims description 13
- 230000006870 function Effects 0.000 description 34
- 238000012546 transfer Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 12
- 238000000513 principal component analysis Methods 0.000 description 12
- 238000004590 computer program Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 8
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- 239000013598 vector Substances 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 6
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Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/165—Equalizers; Volume or gain control in limited frequency bands
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/005—Tone control or bandwidth control in amplifiers of digital signals
Landscapes
- Circuit For Audible Band Transducer (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361768724P | 2013-02-25 | 2013-02-25 | |
| US61/768,724 | 2013-02-25 | ||
| EP13159563.9 | 2013-03-15 | ||
| EP13159563.9A EP2770635A1 (en) | 2013-02-25 | 2013-03-15 | Equalization filter coefficient determinator, apparatus, equalization filter coefficient processor, system and methods |
| PCT/EP2014/053480 WO2014128279A1 (en) | 2013-02-25 | 2014-02-21 | Equalization filter coefficient determinator, apparatus, equalization filter coefficient processor, system and methods |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112015020404A2 BR112015020404A2 (pt) | 2020-01-28 |
| BR112015020404B1 true BR112015020404B1 (pt) | 2022-07-19 |
Family
ID=47998174
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112015020404-0A BR112015020404B1 (pt) | 2013-02-25 | 2014-02-21 | Determinador do coeficiente do filtro de equalização, aparelho,processador do coeficiente do filtro de equalização,sistema e métodos |
| BR122022006567-8A BR122022006567B1 (pt) | 2013-02-25 | 2014-02-21 | Aparelho determinador do coeficiente do filtro de equalização, aparelho, e método |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR122022006567-8A BR122022006567B1 (pt) | 2013-02-25 | 2014-02-21 | Aparelho determinador do coeficiente do filtro de equalização, aparelho, e método |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US10778171B2 (tr) |
| EP (3) | EP2770635A1 (tr) |
| JP (1) | JP6130931B2 (tr) |
| KR (1) | KR101787505B1 (tr) |
| CN (1) | CN105191122B (tr) |
| BR (2) | BR112015020404B1 (tr) |
| CA (1) | CA2901820C (tr) |
| ES (2) | ES2733544T3 (tr) |
| MX (1) | MX352088B (tr) |
| RU (1) | RU2658872C2 (tr) |
| TR (1) | TR201909672T4 (tr) |
| WO (1) | WO2014128279A1 (tr) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9084058B2 (en) | 2011-12-29 | 2015-07-14 | Sonos, Inc. | Sound field calibration using listener localization |
| US9106192B2 (en) | 2012-06-28 | 2015-08-11 | Sonos, Inc. | System and method for device playback calibration |
| US9219460B2 (en) | 2014-03-17 | 2015-12-22 | Sonos, Inc. | Audio settings based on environment |
| US9860641B2 (en) * | 2013-12-02 | 2018-01-02 | Audyssey Laboratories, Inc. | Audio output device specific audio processing |
| US9264839B2 (en) | 2014-03-17 | 2016-02-16 | Sonos, Inc. | Playback device configuration based on proximity detection |
| WO2016133988A1 (en) * | 2015-02-19 | 2016-08-25 | Dolby Laboratories Licensing Corporation | Loudspeaker-room equalization with perceptual correction of spectral dips |
| JP6437695B2 (ja) | 2015-09-17 | 2018-12-12 | ソノズ インコーポレイテッド | オーディオ再生デバイスのキャリブレーションを容易にする方法 |
| CN106559056B (zh) * | 2015-09-25 | 2019-05-07 | 电信科学技术研究院 | 参数处理方法、音频信号播放方法、装置及音频均衡器 |
| US9743207B1 (en) | 2016-01-18 | 2017-08-22 | Sonos, Inc. | Calibration using multiple recording devices |
| US9860662B2 (en) | 2016-04-01 | 2018-01-02 | Sonos, Inc. | Updating playback device configuration information based on calibration data |
| US9864574B2 (en) | 2016-04-01 | 2018-01-09 | Sonos, Inc. | Playback device calibration based on representation spectral characteristics |
| US9763018B1 (en) | 2016-04-12 | 2017-09-12 | Sonos, Inc. | Calibration of audio playback devices |
| US9794710B1 (en) | 2016-07-15 | 2017-10-17 | Sonos, Inc. | Spatial audio correction |
| US10372406B2 (en) | 2016-07-22 | 2019-08-06 | Sonos, Inc. | Calibration interface |
| US10459684B2 (en) | 2016-08-05 | 2019-10-29 | Sonos, Inc. | Calibration of a playback device based on an estimated frequency response |
| JP6790654B2 (ja) * | 2016-09-23 | 2020-11-25 | 株式会社Ｊｖｃケンウッド | フィルタ生成装置、フィルタ生成方法、及びプログラム |
| CN110719540A (zh) * | 2018-07-12 | 2020-01-21 | 惠州迪芬尼声学科技股份有限公司 | 利用轨迹球调控均衡器的方法以及具有轨迹球的声音输出装置 |
| US10299061B1 (en) | 2018-08-28 | 2019-05-21 | Sonos, Inc. | Playback device calibration |
| EP3871217B1 (en) * | 2018-10-24 | 2024-10-09 | Gracenote, Inc. | Methods and apparatus to adjust audio playback settings based on analysis of audio characteristics |
| CN110010110B (zh) * | 2019-04-02 | 2022-11-22 | 深圳市魔耳乐器有限公司 | 一种模拟音箱音色的方法 |
| CN110191396B (zh) * | 2019-05-24 | 2022-05-27 | 腾讯音乐娱乐科技（深圳）有限公司 | 一种音频处理方法、装置、终端及计算机可读存储介质 |
| US11183565B2 (en) | 2019-07-17 | 2021-11-23 | Atomera Incorporated | Semiconductor devices including hyper-abrupt junction region including spaced-apart superlattices and related methods |
| TWI772839B (zh) * | 2019-07-17 | 2022-08-01 | 美商安托梅拉公司 | 設有含分隔超晶格之突陡接面區之可變電容器及相關方法 |
| US10734965B1 (en) | 2019-08-12 | 2020-08-04 | Sonos, Inc. | Audio calibration of a portable playback device |
| EP3944237B1 (en) | 2020-07-21 | 2024-10-02 | EPOS Group A/S | A loudspeaker system provided with dynamic speech equalization |
| CN113890069B (zh) * | 2021-06-17 | 2023-07-07 | 北方工业大学 | 基于可变均衡系数的级联型储能系统控制方法 |
| CN114171048A (zh) * | 2021-11-30 | 2022-03-11 | 雷欧尼斯（北京）信息技术有限公司 | 一种室内多位置频域音频均衡方法、装置及设备 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3252436B2 (ja) * | 1992-03-25 | 2002-02-04 | ソニー株式会社 | デジタル信号処理システムの自己診断方法 |
| US6292511B1 (en) | 1998-10-02 | 2001-09-18 | Usa Digital Radio Partners, Lp | Method for equalization of complementary carriers in an AM compatible digital audio broadcast system |
| DE19961777A1 (de) * | 1999-12-21 | 2001-07-12 | Rudolf Bannasch | Verfahren und Vorrichtungen zur Informationsübertragung |
| LV13342B (en) * | 2005-05-18 | 2005-10-20 | Real Sound Lab Sia | Method and device for correction of acoustic parameters of electro-acoustic transducers |
| DE102005033238A1 (de) * | 2005-07-15 | 2007-01-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Ansteuern einer Mehrzahl von Lautsprechern mittels eines DSP |
| CN102113346B (zh) * | 2008-07-29 | 2013-10-30 | 杜比实验室特许公司 | 用于电声通道的自适应控制和均衡的方法 |
| WO2010138309A1 (en) | 2009-05-26 | 2010-12-02 | Dolby Laboratories Licensing Corporation | Audio signal dynamic equalization processing control |
| JP5569075B2 (ja) * | 2010-03-19 | 2014-08-13 | ヤマハ株式会社 | 音響信号処理装置 |
| JP5621672B2 (ja) * | 2011-03-18 | 2014-11-12 | ヤマハ株式会社 | 音声信号処理装置およびプログラム |
-
2013
- 2013-03-15 EP EP13159563.9A patent/EP2770635A1/en not_active Withdrawn
-
2014
- 2014-02-21 JP JP2015558472A patent/JP6130931B2/ja active Active
- 2014-02-21 BR BR112015020404-0A patent/BR112015020404B1/pt active IP Right Grant
- 2014-02-21 CA CA2901820A patent/CA2901820C/en active Active
- 2014-02-21 EP EP14708506.2A patent/EP2959579B1/en active Active
- 2014-02-21 CN CN201480021929.0A patent/CN105191122B/zh active Active
- 2014-02-21 RU RU2015140752A patent/RU2658872C2/ru active
- 2014-02-21 BR BR122022006567-8A patent/BR122022006567B1/pt active IP Right Grant
- 2014-02-21 WO PCT/EP2014/053480 patent/WO2014128279A1/en active Application Filing
- 2014-02-21 MX MX2015010779A patent/MX352088B/es active IP Right Grant
- 2014-02-21 ES ES16197441T patent/ES2733544T3/es active Active
- 2014-02-21 ES ES14708506.2T patent/ES2628099T3/es active Active
- 2014-02-21 EP EP16197441.5A patent/EP3151426B1/en active Active
- 2014-02-21 KR KR1020157026643A patent/KR101787505B1/ko active IP Right Grant
- 2014-02-21 TR TR2019/09672T patent/TR201909672T4/tr unknown
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2015
- 2015-08-20 US US14/830,821 patent/US10778171B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2901820C (en) | 2023-04-25 |
| US10778171B2 (en) | 2020-09-15 |
| EP2959579A1 (en) | 2015-12-30 |
| EP2959579B1 (en) | 2017-03-15 |
| MX352088B (es) | 2017-11-08 |
| RU2658872C2 (ru) | 2018-06-25 |
| EP3151426B1 (en) | 2019-04-03 |
| KR20150128753A (ko) | 2015-11-18 |
| ES2733544T3 (es) | 2019-11-29 |
| ES2628099T3 (es) | 2017-08-01 |
| CN105191122A (zh) | 2015-12-23 |
| JP2016513419A (ja) | 2016-05-12 |
| RU2015140752A (ru) | 2017-03-30 |
| BR122022006567B1 (pt) | 2022-08-23 |
| CN105191122B (zh) | 2019-07-02 |
| WO2014128279A1 (en) | 2014-08-28 |
| EP3151426A1 (en) | 2017-04-05 |
| TR201909672T4 (tr) | 2019-07-22 |
| CA2901820A1 (en) | 2014-08-28 |
| BR112015020404A2 (pt) | 2020-01-28 |
| KR101787505B1 (ko) | 2017-10-18 |
| JP6130931B2 (ja) | 2017-05-17 |
| EP2770635A1 (en) | 2014-08-27 |
| MX2015010779A (es) | 2016-05-12 |
| US20160036404A1 (en) | 2016-02-04 |
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| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 21/02/2014, OBSERVADAS AS CONDICOES LEGAIS |